8015252: Enable HotSpot build with Clang Reviewed-by: twisti, dholmes, kvn

8010724: [parfait] Null pointer dereference in hotspot/src/share/vm/c1/c1_LIRGenerator.cpp Summary: added guarantee() Reviewed-by: kvn

Merge

8005956: C2: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG defined in this block Summary: Disable re-materialization of reaching definitions (which have live inputs) for phi nodes when spilling. Reviewed-by: twisti, kvn

8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp Summary: Added calling of the destructor of CompileLog so that files are closed. Added/moved memory allocation/deallocation of the string that contains the name of the log file to class CompileLog. Reviewed-by: kvn, roland

8010460: Interpreter on some platforms loads ConstMethod::_max_stack and misses extra stack slots for JSR 292 Summary: ConstMethod::max_stack() doesn't account for JSR 292 appendix. Reviewed-by: kvn

8013496: Code cache management command line options work only in special order. Another order of arguments does not deliver the second parameter to the jvm. Summary: Moved check that ReservedCodeCacheSize >= InitialCodeCacheSize to Arguments::check_vm_args_consistency(). As a result, the ordering in which the two parameters are given to the VM is not relevant. Added a regression test. Reviewed-by: kvn, twisti

8015441: runThese crashed with assert(opcode == Op_ConP || opcode == Op_ThreadLocal || opcode == Op_CastX2P ..) failed: sanity Summary: Relax the assert to accept any raw ptr types. Reviewed-by: roland

8009981: nashorn tests fail with -XX:+VerifyStack Summary: nmethod::preserve_callee_argument_oops() must take appendix into account. Reviewed-by: kvn, twisti

8015266: fix some -Wsign-compare warnings in adlc Reviewed-by: kvn